package com.bw.dao;

import com.bw.bean.ST1;
import com.bw.bean.ST2;
import com.bw.bean.ST3;
import org.apache.ibatis.annotations.Mapper;
import org.springframework.stereotype.Repository;

import java.util.List;
@Repository
@Mapper
public interface Dao {
    List<ST1> show();

    List<ST2> show1();

    List<ST3> show2();

    int show3();


}
